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Re: [PATCH 4/9] x86: drop Rex64 attribute

From: "H.J. Lu" <hjl dot tools at gmail dot com>
To: Jan Beulich <jbeulich at suse dot com>
Cc: "binutils at sourceware dot org" <binutils at sourceware dot org>
Date: Wed, 4 Mar 2020 03:46:45 -0800
Subject: Re: [PATCH 4/9] x86: drop Rex64 attribute
References: <e50faefe-9bed-e844-7e7f-0cfd49395da4@suse.com> <a08318d2-85c2-4875-85a4-dbf07d70831a@suse.com>

On Wed, Mar 4, 2020 at 1:38 AM Jan Beulich <jbeulich@suse.com> wrote:
>
> It is almost entirely redundant with Size64, and the sole case (CRC32)
> where direct replacement isn't possible can easily be taken care of in
> another way.
>
> gas/
> 2020-03-XX  Jan Beulich  <jbeulich@suse.com>
>
>         * config/tc-i386.c (md_assemble): Drop use of rex64.
>         (process_suffix): For REX.W for 64-bit CRC32.
>
> opcodes/
> 2020-03-XX  Jan Beulich  <jbeulich@suse.com>
>
>         * i386-gen.c (opcode_modifiers): Remove Rex64 field.
>         * i386-opc.h (Rex64): Delete.
>         (struct i386_opcode_modifier): Remove rex64 field.
>         * i386-opc.tbl (crc32): Drop Rex64.
>         Replace Rex64 with Size64 everywhere else.
>         * i386-tbl.h: Re-generate.
>

OK.

Thanks.

-- 
H.J.

References:
- [PATCH 0/9] x86: (mainly) misc IgnoreSize related adjustments
  - From: Jan Beulich
- [PATCH 4/9] x86: drop Rex64 attribute
  - From: Jan Beulich

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